Electoral Rolls :
The electoral rolls of all the existing Assembly Constituencies in the State of Tamil Nadu have been revised, with reference to 01.01.2016 as the qualifying date, and have been finally published. As per the final rolls, the numbers of elector in these States/UT are as followingState | Date of Publication | Total No. of Electors in 2011 | Total No. of Electorsin 2016 :
Tamil Nadu 20.01.2016 4,59,50,620 5,79,15,075

Improvement in the health of the electoral roll:
** The Commission, after visiting the poll bound states/UT, had directed to conduct a time-bound and systematic drive for the improvement in the quality and health of their respective electoral rolls, so as to enhance their fidelity for the conduct of free and fair elections.
** During the Special Electoral Roll Purification Drive from 15th to 29th February, 2016, concerted focus was laid on enrolment of all eligible voters, removal of repeated and multiple entries, removal of the entries of dead voters (after due statutory procedure) correction of various types of errors in EPICs and roll data.
** Wide ranging consultations were also held with the various stakeholders and their valuable suggestions and inputs were duly factored while General Elections to Legislative Assemblies-2016 Election Commission of India undertaking the purification drive.
** This exercise has improved the quality of the electoral rolls in a significant way.

Electors Photo Identity Cards (EPIC) :
Identification of the voters at the polling booth at the time of poll shall be mandatory. Electors who have been provided with EPIC shall be identified through EPIC. Presently, the EPIC coverage in the State is as under
Tamil Nadu 100%

** All the residual electors are advised to obtain their Elector Photo Identity Cards from the Electoral Registration Officers of their Assembly Constituencies, urgently.
** In order to ensure that no voter is deprived of his/her franchise, if his/her name figures in the Electoral Rolls, separate instructions will be issued to allow additional documents for identification of voters, if needed.